he saved the lives of his comrades while serving in afghanistan. he was wounded in may of 2008, a round from an ak-47 penetrated each of his legs. he remained in action helping one fellow soldier move to safety and then returning to fight. when one of the terrorists lobbed a grenade, petri grabbed that grenade and hurled it right back at them. it detonated and his right hand was amputated on the spot. president owe bam pa grasped his prosthetic hand in congratulations. he called him an extraordinary american soldier. >> with that selfless act, lee roy saved his two ranger brothers. they are with us today. >> reporter: among the nine recipients of the honor for the wars in afghanistan and iraq, he is one of only two who are alive. seven other service members didn't make it to any ceremony of gratitude. >> to be singled out is hum ridge. >> reporter: given his wounds key have retired with honor but instead he chose to reenlist. the father of four returned to afghanistan for his eighth deployment. >>> the nats alone -- the nats loan all-star played la